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lpc23xx_eth.c File Reference
Functions | Variables

lpc23xx_eth.c File Reference

LPC2300 Ethernet MAC controller. More...

Go to the source code of this file.

Functions

error_t lpc23xxEthInit (NetInterface *interface)
 LPC23xx Ethernet MAC initialization.
void lpc23xxEthInitGpio (NetInterface *interface)
 GPIO configuration.
void lpc23xxEthInitDesc (NetInterface *interface)
 Initialize TX and RX descriptors.
void lpc23xxEthTick (NetInterface *interface)
 LPC23xx Ethernet MAC timer handler.
void lpc23xxEthEnableIrq (NetInterface *interface)
 Enable interrupts.
void lpc23xxEthDisableIrq (NetInterface *interface)
 Disable interrupts.
__irq void lpc23xxEthIrqHandler (void)
 LPC23xx Ethernet MAC interrupt service routine.
void lpc23xxEthEventHandler (NetInterface *interface)
 LPC23xx Ethernet MAC event handler.
error_t lpc23xxEthSendPacket (NetInterface *interface, const NetBuffer *buffer, size_t offset)
 Send a packet.
error_t lpc23xxEthReceivePacket (NetInterface *interface)
 Receive a packet.
error_t lpc23xxEthSetMulticastFilter (NetInterface *interface)
 Configure multicast MAC address filtering.
error_t lpc23xxEthUpdateMacConfig (NetInterface *interface)
 Adjust MAC configuration parameters for proper operation.
void lpc23xxEthWritePhyReg (uint8_t phyAddr, uint8_t regAddr, uint16_t data)
 Write PHY register.
uint16_t lpc23xxEthReadPhyReg (uint8_t phyAddr, uint8_t regAddr)
 Read PHY register.
uint32_t lpc23xxEthCalcCrc (const void *data, size_t length)
 CRC calculation.

Variables

const NicDriver lpc23xxEthDriver
 LPC23xx Ethernet MAC driver.

Detailed Description

LPC2300 Ethernet MAC controller.

License

Copyright (C) 2010-2017 Oryx Embedded SARL. All rights reserved.

This file is part of CycloneTCP Open.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Author:
Oryx Embedded SARL (www.oryx-embedded.com)
Version:
1.7.6

Definition in file lpc23xx_eth.c.

Function Documentation

uint32_t lpc23xxEthCalcCrc ( const void *  data,
size_t  length 
)

CRC calculation.

Parameters:
[in]dataPointer to the data over which to calculate the CRC
[in]lengthNumber of bytes to process
Returns:
Resulting CRC value

Definition at line 687 of file lpc23xx_eth.c.

void lpc23xxEthDisableIrq ( NetInterface *  interface )

Disable interrupts.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 317 of file lpc23xx_eth.c.

void lpc23xxEthEnableIrq ( NetInterface *  interface )

Enable interrupts.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 303 of file lpc23xx_eth.c.

void lpc23xxEthEventHandler ( NetInterface *  interface )

LPC23xx Ethernet MAC event handler.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 388 of file lpc23xx_eth.c.

error_t lpc23xxEthInit ( NetInterface *  interface )

LPC23xx Ethernet MAC initialization.

Parameters:
[in]interfaceUnderlying network interface
Returns:
Error code

Definition at line 119 of file lpc23xx_eth.c.

void lpc23xxEthInitDesc ( NetInterface *  interface )

Initialize TX and RX descriptors.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 240 of file lpc23xx_eth.c.

void lpc23xxEthInitGpio ( NetInterface *  interface )

GPIO configuration.

Parameters:
[in]interfaceUnderlying network interface

Definition at line 215 of file lpc23xx_eth.c.

__irq void lpc23xxEthIrqHandler ( void   )

LPC23xx Ethernet MAC interrupt service routine.

Definition at line 330 of file lpc23xx_eth.c.

uint16_t lpc23xxEthReadPhyReg ( uint8_t  phyAddr,
uint8_t  regAddr 
)

Read PHY register.

Parameters:
[in]phyAddrPHY address
[in]regAddrRegister address
Returns:
Register value

Definition at line 661 of file lpc23xx_eth.c.

error_t lpc23xxEthReceivePacket ( NetInterface *  interface )

Receive a packet.

Parameters:
[in]interfaceUnderlying network interface
Returns:
Error code

Definition at line 499 of file lpc23xx_eth.c.

error_t lpc23xxEthSendPacket ( NetInterface *  interface,
const NetBuffer *  buffer,
size_t  offset 
)

Send a packet.

Parameters:
[in]interfaceUnderlying network interface
[in]bufferMulti-part buffer containing the data to send
[in]offsetOffset to the first data byte
Returns:
Error code

Definition at line 421 of file lpc23xx_eth.c.

error_t lpc23xxEthSetMulticastFilter ( NetInterface *  interface )

Configure multicast MAC address filtering.

Parameters:
[in]interfaceUnderlying network interface
Returns:
Error code

Definition at line 546 of file lpc23xx_eth.c.

void lpc23xxEthTick ( NetInterface *  interface )

LPC23xx Ethernet MAC timer handler.

This routine is periodically called by the TCP/IP stack to handle periodic operations such as polling the link state

Parameters:
[in]interfaceUnderlying network interface

Definition at line 291 of file lpc23xx_eth.c.

error_t lpc23xxEthUpdateMacConfig ( NetInterface *  interface )

Adjust MAC configuration parameters for proper operation.

Parameters:
[in]interfaceUnderlying network interface
Returns:
Error code

Definition at line 599 of file lpc23xx_eth.c.

void lpc23xxEthWritePhyReg ( uint8_t  phyAddr,
uint8_t  regAddr,
uint16_t  data 
)

Write PHY register.

Parameters:
[in]phyAddrPHY address
[in]regAddrRegister address
[in]dataRegister value

Definition at line 637 of file lpc23xx_eth.c.

Variable Documentation

const NicDriver lpc23xxEthDriver
Initial value:
{
   NIC_TYPE_ETHERNET,
   ETH_MTU,
   lpc23xxEthInit,
   lpc23xxEthTick,
   lpc23xxEthEnableIrq,
   lpc23xxEthDisableIrq,
   lpc23xxEthEventHandler,
   lpc23xxEthSendPacket,
   lpc23xxEthSetMulticastFilter,
   lpc23xxEthUpdateMacConfig,
   lpc23xxEthWritePhyReg,
   lpc23xxEthReadPhyReg,
   TRUE,
   TRUE,
   TRUE,
   FALSE
}

LPC23xx Ethernet MAC driver.

Definition at line 92 of file lpc23xx_eth.c.

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